/*
 * This file is part of the eccOS Library.
 * Copyright (C) 2007.
 *
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 */
package org.openeccos.table.renderer;

import org.openeccos.table.BaseTableModel;
import org.openeccos.util.PDUtil;

import nextapp.echo2.app.Button;
import nextapp.echo2.app.Component;
import nextapp.echo2.app.Insets;
import nextapp.echo2.app.Row;
import nextapp.echo2.app.Table;
import nextapp.echo2.app.event.ActionEvent;
import nextapp.echo2.app.event.ActionListener;
import nextapp.echo2.app.table.TableCellRenderer;

/**
 * @author Alejandro Salas
 * Created on Jul 5, 2007
 */
public class CommandBarRenderer extends Row implements TableCellRenderer {

	private Button btnDelete;
	private Button btnDown;
	private Button btnEdit;
	private Button btnUp;
	private IRowEditListener editListener;
	private int row;

	public CommandBarRenderer(IRowEditListener editListener) {
		this.editListener = editListener;
	}

	public CommandBarRenderer(IRowEditListener editListener, int row, int rowCount) {
		this.editListener = editListener;
		this.row = row;

		initGUI(rowCount);
	}

	public Button getBtnDelete() {
		return btnDelete;
	}

	public Button getBtnDown() {
		return btnDown;
	}

	public Button getBtnEdit() {
		return btnEdit;
	}

	public Button getBtnUp() {
		return btnUp;
	}

	public int getRow() {
		return row;
	}

	public Component getTableCellRendererComponent(Table table, Object value, final int col, final int row) {
		final BaseTableModel tableModel = (BaseTableModel) table.getModel();

		CommandBarRenderer ret = new CommandBarRenderer(editListener, row, tableModel.getRowCount());
		init(tableModel, ret, col, row);

		return ret;
	}

	protected void init(BaseTableModel tableModel, CommandBarRenderer cbr, int col, int row) {
		// To be overridden
	}

	private void initGUI(int rowCount) {
		btnEdit = new Button(PDUtil.getImage("/img/edite.gif"));
		btnEdit.setDisabledIcon(PDUtil.getImage("/img/editd.gif"));
		btnEdit.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				editListener.btnEditClicked(new ActionEvent(CommandBarRenderer.this, null));
			}
		});
		add(btnEdit);

		btnUp = new Button(PDUtil.getImage("/img/upe.gif"));
		btnUp.setDisabledIcon(PDUtil.getImage("/img/upd.gif"));
		btnUp.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				editListener.btnUpClicked(new ActionEvent(CommandBarRenderer.this, null));
			}
		});
		btnUp.setEnabled(row != 0);
		add(btnUp);

		btnDown = new Button(PDUtil.getImage("/img/dwe.gif"));
		btnDown.setDisabledIcon(PDUtil.getImage("/img/dwd.gif"));
		btnDown.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				editListener.btnDownClicked(new ActionEvent(CommandBarRenderer.this, null));
			}
		});
		btnDown.setEnabled(row < rowCount - 1);
		add(btnDown);

		btnDelete = new Button(PDUtil.getImage("/img/deletee.gif"));
		btnDelete.setDisabledIcon(PDUtil.getImage("/img/deleted.gif"));
		btnDelete.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				editListener.btnDeleteClicked(new ActionEvent(CommandBarRenderer.this, null));
			}
		});
		add(btnDelete);

		setInsets(new Insets(5, 0));
	}
}